查询词典 microwave

Agglomeration ignites test result makes clear, temperature of microwave sirocco ignition nods igneous temperature under agglomeration of traditional iron ore far, in temperature of wind of 1.5 min of 8 kw of microwave output power, ignition, warm-up 350 ℃ fall can acquire the agglomeration ore deposit with good target.

烧结点火试验结果表明，微波热风点火温度远远低于传统铁矿烧结点火温度，在微波输出功率8 kw、点火1.5 min、预热风温度350℃下可获得指标良好的烧结矿。

In guide switch of the present invention, the rotor and the stator are made to have conic frustums to constitute close contact for close fit, rather than loose fit, and this can eliminate spark during high-power microwave transmission, reduce the transmission loss caused by heating and reflection in the switch , and improve greatly the microwave transmission performance.

本发明通过把波导开关的转子和定子做成同锥度的锥形圆台面，使它们之间构成紧密接触，改动配合为紧配合，从而消除高功率微波传输时的打火现象，同时减小开关的传输损耗，减小开关的发热现象，降低反射，使微波传输性能大为改善，从而使这种开关能在高功率甚至超高功率微波系统中应用。

The general method and microwave radiation Veratrum aldehyde synthesis comparison Abstract: Objective To investigate the synthesis methods Veratrum aldehyde and to study the synthesis of microwave radiation of the advantages and disadvantages of this new approach, to provide guidance for the production of meaning.

化学合成毕业设计翻译求解急！！用普通方法和微波辐射法合成藜芦醛的比较摘要：目的考察合成藜芦醛的方法，并研究微波辐射合成这种新方法的优缺点，为生产提供指导意义。

Veratrum aldehyde synthesis of many drugs intermediates, methyl aldehyde method for raw materials in Champlain, after dimethyl sulfate methylation available to 20% sodium hydroxide as the solvent, 10-11 in the PH value of the under the conditions of synthesis; microwave irradiation is the use of microwave radiation heating to replace the traditional approach to synthesis of a product of methylation reactions, this method does not require solvents, and less by-products, but still need to use 15% sodium hydroxide to adjust pH.

藜芦醛是许多药物合成的中间体，甲基化法以香兰醛为原料，经过硫酸二甲酯甲基化可得，以20%氢氧化钠为溶剂，在PH值为10-11的条件下合成；微波辐射法是利用微波辐射代替传统加热方式进行甲基化反应合成产物，这种方法不需要溶剂，并且副产物少，但仍需要用15%氢氧化钠来调节酸碱度。

A rapid microwave digestion method for the determination of B2O3 in glass sample by mannitol volumetric analysis was studied. The conditions of microwave digestion were chosen.

利用以碱金属氢氧化物作为消解溶剂的微波消解技术对玻璃样品进行快速消解，并采用甘露醇容量法测定其B2O3含量。

Objective To evaluate the applicability of a water-cooled shaft-free microwave therapeutic instrument in percutaneous microwave coagulation therapy of liver cancer.

目的 评价水冷循环式无杆温微波治疗仪在经皮微波凝固治疗中的价值。

Based on existing theory of dielectric resonator, several difference configuration whispering gallery modes dielectric resonator and the characteristic of coupling between such a resonator and millimeter-wave transmission line are studied by means of electromagnetic theory, microwave theory and microwave circuit theory in this dissertation.

本文在现有的介质谐振器分析理论基础上，利用电磁场理论，微波理论和微波电路理论对几种不同的结构的边廊模介质谐振器和它与传输线间的耦合进行理论分析，并用数值计算的方法分析求解了这些边廊模介质谐振器的电磁参数和电路参数。

In order to obtain highly efficient H_2-producing aciduric anaerobic strain, a hydrogen producing strain H-8 was irradiated by microwave, the microwave mutagenesis parameters were optimized, and the genetic stability, hydrogen-producing potential and acid resistance of the mutant were investigated.

为获得厌氧产氢菌的高效突变株，以产氢菌H-8为原始菌株进行微波诱变处理，对微波诱变参数进行了优化，考察了突变株的遗传稳定性、产氢特性及耐酸性。

In microwave condition Ce~(4+) may oxidize sulfur compound such as the benzothiophene mainly in diesel fuel into sulfonea for the first time. By choosing proper solvent DMF to extract sulfonea, thus in microwave condition sulfur content in diesel fuel is reduced from 554ppm to 96ppm, up to 82.7% desulfurization ratio.

3微波条件下首次使用Ce~(4+)来氧化柴油中的硫化物并把这类硫化物氧化成砜类化合物，再选用合适的溶剂DMF，把这些砜类化合物通过萃取的方法除去，微波条件下的氧化脱硫可以将柴油中的硫含量从554ppm降到96ppm，达到82.7％的脱硫率。

By using of the theory and simulation methods above, the inject cavity, buncher cavity and output cavity are analysed separably. With An annual electron beam of voltage 500kV, and current 3kA, average output microwave power 455MW and peak power 1.3GM is observed, bandwidth is 60MHz, the efficiency is 30.3%, the gain is about 36.8dB.and the frequency is 2.85GHz, The amplitude and phase of output microwave is stable.

最后运用上面所得出的一系列理论及模拟方法，分别对相对论速调管的注入腔、聚束腔和输出腔的工作特性进行了详细的分析和优化设计，我们采用3kA和500kV的环形强流相对论电子束，最后得到了工作频率为2.85GHz、饱和增益为36.8dB、效率为30.3％、带宽大约60MHz、平均功率为455MW，峰值功率可达1.3GW的微波输出的相对论速调管，输出微波的幅值平稳，相位稳定。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。